<template>
  <div class="login">
        <!--  底部  -->
        <div style="text-align:center; position: absolute; left:60px;bottom:80px;z-index:1">
            <img style="width:200px" src="../assets/logo/erma.png" alt="">
            <div style="color:#fff;margin-top:10px">手机扫描二维码下载移动端</div>
        </div>
        <div class="elf_top" >
            <img src="../assets/images/awtgp_logo.png" >
            <div style="display: inline-block;" >
                <!-- <div style=" font-size: 12px; margin-top: 5px; " >
                    راپت کاتی اتاره کتاورزی آب قیمت پیچیده برنامه اثلاحات تجارت بپتر های نرم افزاری
                </div> -->
                <div>
                    富蕴农业水价综合改革业务平台
                </div>
            </div>
        </div>
        <!--  中间文字  -->
        <div style=" position: absolute; top: 380px; left: 430px;  " >
            <div>
                <div class="l_it" >精准计量</div>
                <div class="l_it" >单元合理</div>
                <div class="l_it" >按方收费</div>
                <div class="l_it" >完善水价</div>
            </div>
            <div style="margin-top: 15px;" >
                <div class="l_it" >总量控制</div>
                <div class="l_it" >定额用水</div>
                <div class="l_it" >超额加价</div>
                <div class="l_it" >节水奖励</div>
            </div>
        </div>
        <!--  中间表单  -->
        <div class="elf_czj" >
            <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" >
                <span class="bt" >
                    <img src="../assets/images/l_awr_yhm.png" >
                    <!-- کاربر نام &nbsp;&nbsp;|&nbsp;&nbsp; -->
                    用户名
                </span>
                <el-form-item prop="username">
                    <el-input v-model="loginForm.username" type="text" auto-complete="off" placeholder="账号"></el-input>
                </el-form-item>
                <span class="bt" >
                    <img src="../assets/images/l_awt_m.png" >
                    <!-- رمز عبور &nbsp;&nbsp;|&nbsp;&nbsp; -->
                    密码
                </span>
                <el-form-item prop="password">
                    <el-input v-model="loginForm.password" type="password" auto-complete="off" placeholder="密码" @keyup.enter.native="handleLogin" >
                    </el-input>
                </el-form-item>
                <span class="bt" >
                    <img src="../assets/images/l_awr_y.png" >
                    <!-- تایید رمز &nbsp;&nbsp;|&nbsp;&nbsp; -->
                    验证码
                </span>
                <el-form-item prop="code" v-if="captchaEnabled">
                    <el-input v-model="loginForm.code" auto-complete="off" placeholder="验证码" style="width: 60%"
                        @keyup.enter.native="handleLogin" >
                        <svg-icon slot="prefix" icon-class="validCode" class="el-input__icon input-icon" />
                    </el-input>
                    <div class="login-code">
                        <img :src="codeUrl" @click="getCode" class="login-code-img"/>
                    </div>
                </el-form-item>
                <el-checkbox v-model="loginForm.rememberMe" style="margin:0px 0px 25px 0px;">记住密码</el-checkbox>
                <el-form-item style="width:100%;">
                    <el-button :loading="loading" size="medium" type="primary" style="width:100%;" @click.native.prevent="handleLogin" >
                        <span v-if="!loading">登 录</span>
                        <span v-else>登 录 中...</span>
                    </el-button>
                    <div style="float: right;" v-if="register" >
                        <router-link class="link-type" :to="'/register'">立即注册</router-link>
                    </div>
                </el-form-item>
            </el-form>
        </div>
        <!--  底部  -->
        <div class="el-login-footer">
            <div class="elf_cs" style=" "  >
                <div style="display: inline-block; " >
                    建设单位：富蕴县水利局
                </div>
                <div style="display: inline-block; margin-left: 70px; " >
                    技术支持：北京新水源景科技股份有限公司
                </div>
            </div>
        </div>
    </div>
</template>

<script>
import { getCodeImg } from "@/api/login";
import Cookies from "js-cookie";
import { encrypt, decrypt } from '@/utils/jsencrypt'

export default {
  name: "Login",
  data() {
    return {
      codeUrl: "",
      loginForm: {
        username: "",
        password: "",
        rememberMe: false,
        code: "",
        uuid: ""
      },
      loginRules: {
        username: [
          { required: true, trigger: "blur", message: "请输入您的账号" }
        ],
        password: [
          { required: true, trigger: "blur", message: "请输入您的密码" }
        ],
        code: [{ required: true, trigger: "change", message: "请输入验证码" }]
      },
      loading: false,
      // 验证码开关
      captchaEnabled: true,
      // 注册开关
      register: false,
      redirect: undefined
    };
  },
  watch: {
    $route: {
      handler: function(route) {
        this.redirect = route.query && route.query.redirect;
      },
      immediate: true
    }
  },
  created() {
    this.getCode();
    this.getCookie();
  },
  methods: {
    getCode() {
      getCodeImg().then(res => {
        this.captchaEnabled = res.captchaEnabled === undefined ? true : res.captchaEnabled;
        if (this.captchaEnabled) {
          this.codeUrl = "data:image/gif;base64," + res.img;
          this.loginForm.uuid = res.uuid;
        }
      });
    },
    getCookie() {
      const username = Cookies.get("username");
      const password = Cookies.get("password");
      const rememberMe = Cookies.get('rememberMe')
      this.loginForm = {
        username: username === undefined ? this.loginForm.username : username,
        password: password === undefined ? this.loginForm.password : decrypt(password),
        rememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
      };
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true;
          if (this.loginForm.rememberMe) {
            Cookies.set("username", this.loginForm.username, { expires: 30 });
            Cookies.set("password", encrypt(this.loginForm.password), { expires: 30 });
            Cookies.set('rememberMe', this.loginForm.rememberMe, { expires: 30 });
          } else {
            Cookies.remove("username");
            Cookies.remove("password");
            Cookies.remove('rememberMe');
          }
          this.$store.dispatch("Login", this.loginForm).then(() => {
            this.$router.push({ path: '/information/zxjp/regimen' }).catch(()=>{});
            //this.$router.push({ path: this.redirect || "/" }).catch(()=>{});
          }).catch(() => {
            this.loading = false;
            if (this.captchaEnabled) {
              this.getCode();
            }
          });
        }
      });
    }
  }
};
</script>

<style rel="stylesheet/scss" lang="scss">

    .login {
        height: 100%;
        background-image: url("../assets/images/loginbg_awt.png");
        background-size: cover;
    }

    .title {
        margin: 0px auto 30px auto;
        text-align: center;
        color: #707070;
    }

    .login-form {
        border-radius: 6px;
        background: #ffffff;
        width: 385px;
        padding: 45px 44px 24px 44px;
        .el-input {
            height: 38px;
            input {
                height: 38px;
            }
        }
        .input-icon {
            height: 39px;
            width: 14px;
            margin-left: 2px;
        }
    }

    .login-tip {
        font-size: 13px;
        text-align: center;
        color: #bfbfbf;
    }

    .login-code {
        width: 35%;
        height: 38px;
        float: right;
        img {
            cursor: pointer;
            vertical-align: middle;
        }
    }

    .el-login-footer {
        height: 70px;
        line-height: 70px;
        position: fixed;
        bottom: 0;
        width: 100%;
        color: #fff;
        font-family: Arial;
        font-size: 12px;
        letter-spacing: 1px;
    }

    .elf_cs{
        width: 100%;
        height: 70px;
        line-height: 70px;
        text-align: center;
        background-color: rgb(0, 0, 0);
        color: rgb(122, 129, 129);
        font-size: 16px;
    }

    .elf_top{
        width: 100%;
        height: 70px;
        background-color: #FFF;
        display: inline-flex;
        align-items: center;
    }

    .elf_top img{
        width: 36px;
        height: 45px;
        margin-left: 18%;
        margin-right: 25px;
    }

    .login-code-img {
        height: 38px;
    }
    .elf_czj{
        position: absolute;
        right: 16%;
        top: 24%;
    }

    .l_it{
        display: inline-block;
        color: rgb(255, 255, 255);
        font-size: 33px;
        width: 150px;
        text-align: center;
        font-weight: 700;
    }

    .bt{
        color: rgb(0, 0, 0);
        font-size: 15px;
        font-weight: bold;
        align-items: center;
        display: inline-flex;
        margin-bottom: 15px;
    }

    .bt img{
        width: 18px;
        height: 20px;
        margin-right: 8px;
    }

</style>
